66d9b8923b9a0eadbbce1ab82a98abca897fe501c1e2f9b3f9544699531c5aad

Analysis

max time kernel
180s
max time network
215s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2022 11:41

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General

Target

66d9b8923b9a0eadbbce1ab82a98abca897fe501c1e2f9b3f9544699531c5aad.xls
Size

168KB
MD5

d01eaca985792a1b15548daf5b12696c
SHA1

1c42d5430ba49e183c354937c3361dd32d6fcc2e
SHA256

66d9b8923b9a0eadbbce1ab82a98abca897fe501c1e2f9b3f9544699531c5aad
SHA512

bc06cb9da277123b267a2b052e3388d944437011c25df802a652d8808cd76484b05adce4d0ed6476687adafcc8c9f246451f6f28ad3931ec47da37f9816b0259
SSDEEP

1536:hHHHDsHJNP/XlLd2xr6W3c0NQl2GedB2WHNslU7pkwhW3Gwms7UnjgjVsevP6x1X:ewhWPUc7SxwsbyCdgA

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

32 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

32 EXCEL.EXE
32 EXCEL.EXE
32 EXCEL.EXE
32 EXCEL.EXE
32 EXCEL.EXE
32 EXCEL.EXE
32 EXCEL.EXE
32 EXCEL.EXE

pid	process
32	EXCEL.EXE

pid	process
32	EXCEL.EXE
32	EXCEL.EXE
32	EXCEL.EXE
32	EXCEL.EXE
32	EXCEL.EXE
32	EXCEL.EXE
32	EXCEL.EXE
32	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\66d9b8923b9a0eadbbce1ab82a98abca897fe501c1e2f9b3f9544699531c5aad.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:32

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/32-132-0x00007FF8AD8B0000-0x00007FF8AD8C0000-memory.dmp

Filesize
64KB

Download
memory/32-133-0x00007FF8AD8B0000-0x00007FF8AD8C0000-memory.dmp

Filesize
64KB

Download
memory/32-134-0x00007FF8AD8B0000-0x00007FF8AD8C0000-memory.dmp

Filesize
64KB

Download
memory/32-135-0x00007FF8AD8B0000-0x00007FF8AD8C0000-memory.dmp

Filesize
64KB

Download
memory/32-136-0x00007FF8AD8B0000-0x00007FF8AD8C0000-memory.dmp

Filesize
64KB

Download
memory/32-137-0x00007FF8AB690000-0x00007FF8AB6A0000-memory.dmp

Filesize
64KB

Download
memory/32-138-0x00007FF8AB690000-0x00007FF8AB6A0000-memory.dmp

Filesize
64KB

Download